25 Touch Series
Error Code E2
This thermostat has 2 sensor options; built in sensor and remote air sensor.
If Error Code E2 is displayed on screen, the thermostat is configured to use the
remote air sensor but is unable to detect any input.
Check the sensor is correctly connected to the RT1 and - terminals at the rear of the
thermostat (see wiring diagrams on page 26-28).
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